CN1924221A - Cavity formwork component for cast-in-situ concrete - Google Patents

Abstract

Disclosed is a cast-in-situ hollow concrete shuttering member which comprises an upper board (1), peripheral side panels (2) and a lower bottom (3), the upper board (1), the peripheral side panels (2) and the lower bottom (3) enclose a polyhedral hollow shuttering member, the lower bottom (3) projects from at least one of the peripheral side panels (2) to form a cantilever slab (4), characterized in that least one of the vertical corners of the hollow shuttering members is configured to be an internal corner (5), the edge of at least one internal corner (5) is parallel to the stiffening rib (17) in the cavity. The invention can be applied to cast-in-situ reinforced concrete or prestressed reinforcement concrete's hollow storied-building roofings, house roofings, walls, foundation bedplates and hollow bridges.

Description

A kind of cast-in-place concrete hollow-cavity mould component

The application for the applying date be that August 4, application number in 2003 are 03143756.7, name is called the dividing an application of application for a patent for invention of " a kind of cast-in-place concrete hollow-cavity mould component ".

(1) technical field

The present invention relates to a kind of cast-in-place concrete hollow-cavity mould component.

(2) background technology

At present, cast-in-situ concrete hollow floor is to use wider floor structural form, and the lightening permanent loose tool of filling in it has various hollow sections and box, and box has hollow or solid.Is that ZL99249798.1, name are called " filling reinforced concrete fiber reinforcement type thin-wall member " utility model patent as the applicant in the patent No. of application on November 29th, 1999, it discloses a kind of thin-wall mould-shell member, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity.And for example Shijiazhuang City, Hebei Province city beam army is that ZL00203695.9, name are called " combination concrete hidden rib floor structure " utility model patent in the patent No. of application on February 23rd, 2000, a kind of shuttering member is disclosed in its manual, it can be solid, also can be hollow, its profile can be made shapes such as rectangle, circle, polygon according to designing requirement.And for example the Yu Shaohua of Tianjin is that ZL93206310.1, name are called " shuttering member " utility model patent in the patent No. of application on March 20th, 1993, it also discloses a kind of thin-wall mould-shell member, it makes totally-enclosed empty stomach polyhedral structure with the sidewall and the upper and lower end, establish ribs in the die housing, and adopt GRC or magnesium chloride GRC or do not have the manufacturing of sand ﹠ ceramsite cement.The applicant is 01140106.0 in the application number of application on November 23 calendar year 2001 for another example, publication number is CN1356442, name is called " a kind of mould with cavity structure for casting reinforced concrete floor slab " application for a patent for invention, its disclosed mould with cavity structure, comprise " upper plate; sidewall on every side; go to the bottom; upper plate; sidewall on every side; going to the bottom surrounds the polyhedron cavity former component, this cavity former component has in light weight, the intensity height, simple in structure, characteristics such as convenient construction and transport, simultaneously, when reality is used, going to the bottom, it is stressed to participate in, and can hang the greater weight object and in-situ deposited prefabricated bonding surface does not ftracture, in addition, this kind polyhedron cavity former component, in order to save construction formwork, go to the bottom also and can stretch out the formation bridging piece from sidewall on every side, bridging piece can be used as the stay in place formwork of the Cast-in-place concrete rib between the cavity former component, helps improving speed of application, reduces construction cost.Simultaneously, this cavity former component also has simple in structure, characteristics such as intensity is high, resistance to deformation, the anti-vibration performance is good, easy to manufacture, cost is low.But, the vertical corner of this cavity former component, the stressed more complicated of superstructure, stress is more concentrated, easily produces the crack, even cracking destruction, therefore, develops a kind of novel cast-in-place concrete hollow-cavity mould component for being badly in need of.

(3) summary of the invention

The object of the present invention is to provide a kind of cast-in-place concrete hollow-cavity mould component, be applied to cast-in-situ concrete hollow floor after, have the mechanical property of improving superstructure, reduce stress and concentrate, prevent the characteristics such as generation in crack.

Solution of the present invention is on the basis of existing technology, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity former component, go to the bottom and stretch out the formation bridging piece from least one sidewall on every side, it is characterized in that being provided with inner corner trim at least one vertical corner of cavity former component, at least one inner corner trim is parallel with the stiffening rib in the cavity.Like this, after cavity former component is applied to cast-in-situ concrete hollow floor, because the vertical corner at cavity former component is set to inner corner trim, can form the reinforcing rib of Cast-in-place concrete pier or post or pier stud at the inner corner trim position, thereby can eliminate the stress concentration phenomenon of superstructure effectively, prevent the generation in crack, and can bear bigger point load effect and do not destroy; Simultaneously, the stiffening rib in the cavity can form the cast-in-place and prefabricated composite construction that combines with Cast-in-place concrete, has optimized the inner stress system of Cast-in-place Concrete Building Floor; In addition, characteristics such as that cavity former component also has is simple in structure, intensity is high, resistance to deformation, the anti-vibration performance is good, easy to manufacture, cost is low, easy construction, speed of application are fast, thereby reached purpose of the present invention, the hollow building cover, roof system, body of wall, sole plate and the hollow bridges that are applicable to cast-in-situ reinforced concrete or prestressed reinforced concrete are used, and are particularly useful for hollow arch without beam and use.

Feature of the present invention is that also the both sides of inner corner trim are parallel respectively with the cross stiffening rib.

Feature of the present invention is that also the vertical corner all around of cavity former component all is set to inner corner trim.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete pours in the inner corner trim of vertical corner around the cavity former component, formed the reinforcing rib structure of shearing pier or post or pier stud, strengthen the intensity and the rigidity of the crossed node of Cast-in-place concrete rib greatly, improved the mechanical property of Cast-in-place Concrete Building Floor.

Feature of the present invention is that also the lateral corner place all around of cavity former component is provided with inner corner trim.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete pour into cavity former component around in the inner corner trim at lateral corner place, formed the reinforcing rib structure of superstructure Cast-in-place concrete upper plate and Cast-in-place concrete rib junction, increased substantially the mechanical property of cast-in-situ concrete hollow floor.

Feature of the present invention also is described vertical inner corner trim and laterally orthogonal thereto each other or oblique or grade separation or ring friendship setting of inner corner trim.Like this, when cavity former component is applied in the Cast-in-place Concrete Building Floor, formed vertical or horizontal reinforced pier, post or reinforcing rib, superstructure inside primary structure member has been done comprehensive reinforcement, improved the supporting capacity and the shock resistance of superstructure greatly in superstructure inside.

Feature of the present invention is that also described going to the bottom stretch out bridging piece from the adjacent both sides of sidewall on every side and constitute L shaped bridging piece, perhaps goes to the bottom and all stretch out the annular bridging piece in bridging piece formation side around sidewall on every side.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, its bridging piece that stretches out can replace construction formwork, has reduced the loss of template, simultaneously, had saved the installation procedure of template, had improved efficiency of construction greatly, had reduced the integrated cost of superstructure.

Feature of the present invention also is described going to the bottom to being gone to the bottom by the template and constitute jointly superimposed of going to the bottom.Like this, earlier prefabricated one side is the hollow mould shell of opening, in its opening, be embedded template after, set the bed material slurry again on the template upper berth, maintenance removes the moulding form of going to the bottom after stipulate the length of time, promptly obtains going to the bottom being the superimposed cavity former component of template; Its template and common superimposed the going to the bottom that constitutes of going to the bottom have characteristics such as intensity is big, easy to make, can realize flowing water production, have reduced the cost of cavity former component significantly, help applying of cavity former component.

Feature of the present invention also is described upper plate or sidewall or bridging piece are provided with the carrying part of convenient carrying on every side.The carrying part can be handle, suspension hook, suspension ring or other device.Like this, can very easily cavity former component be piled up, transport, lift and construct, reduce the work difficulty and the working strength of above-mentioned operation.

Feature of the present invention is that also at least one side of described upper plate is extended with bridging piece.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, the bridging piece that stretches out can form laminated floor slab with Cast-in-place concrete, had reduced the consumption of Cast-in-place concrete, had reduced the comprehensive cost of superstructure; Simultaneously, when cavity former component is applied to hollow wall, upper plate and the bridging piece of going to the bottom and stretching out, the template that all can be used as the body of wall both sides is used, and can improve efficiency of construction greatly, reduces construction cost.

Feature of the present invention also be described upper plate, on every side sidewall, go to the bottom, bridging piece at least one in contain reinforce, perhaps have reinforce to expose.Reinforce is at least a in reinforcing bar, steel wire, presstressed reinforcing steel, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, strap, the braid over braid.Like this, upper plate, on every side sidewall, go to the bottom or bridging piece in contain above-mentioned reinforce, their strength and stiffness have been improved greatly, make cavity former component cracky not in stacking, transportation, installation, work progress, even the breakage of small size is arranged, because of the connection of reinforce is arranged, need not repair yet, can continue to come into operation.If also have reinforce to expose the cavity former component outside on the cavity former component, when cavity former component is applied in the cast-in-situ concrete hollow floor, reinforce and Cast-in-place concrete that it exposes combine, can improve the bond stress between Cast-in-place concrete and the cavity former component greatly, optimize the performance of whole hollow building cover; Simultaneously, expose reinforce and also make things convenient for cavity former component when carrying, make handle or suspension ring or suspension hook and use.

Feature of the present invention also be have reinforce to stretch in the described sidewall and be anchored at go to the bottom or bridging piece in, go to the bottom or bridging piece in have reinforce to stretch into and be anchored in the sidewall.Like this, have reinforce to stretch into and be anchored in the sidewall to go to the bottom interior or bridging piece in, go to the bottom or bridging piece in have reinforce to stretch into and be anchored in the sidewall, thereby, improved sidewall greatly and go to the bottom between bonding strength, can effectively guarantee cavity former component in transportation, installation, work progress, sidewall and go to the bottom or bridging piece between do not ftracture, loosening, do not come off, reduced the breakage rate of cavity former component significantly.

Feature of the present invention is that also the horizontal profile of described polyhedron cavity former component is shaped as rectangle, square, polygon, arc angle polygon, inner corner trim polygon, multi sphere limit shape, corrugated or circular.Like this, the variation of polyhedron cavity former component shape, make cavity former component be applied in the cast-in-situ concrete hollow floor after, correspondingly formed various difform cast-in-situ concrete structures, thereby make that the structure of cast-in-situ concrete hollow floor is more reasonable, made things convenient for design and construction unit to select for use.

Feature of the present invention also is also to be provided with on the described cavity former component at least one in groove, chamfering, pit, hole, boss module, raised line, the external corner.Like this, after cavity former component was applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete poured in groove, inner corner trim, chamfering, pit, the hole, and the corresponding Cast-in-place concrete that forms the part adds competent structure; The boss module that is provided with on the cavity former component, raised line, external corner can be found time the concrete that does not stress in the superstructure, further alleviate the weight of superstructure self, save the consumption of concrete, reduce the cost of superstructure.

Feature of the present invention also is described inner corner trim, groove, chamfering, raised line self or is parallel, quadrature, oblique or grade separation setting mutually.Like this, after cavity former component is applied in the cast-in-situ concrete hollow floor, groove on the cavity former component, inner corner trim, chamfering, raised line self or be parallel, quadrature, oblique or grade separation setting mutually, after building concrete, the corresponding Cast-in-place concrete that has formed parallel, quadrature, oblique or grade separation adds competent structure, has improved the mechanical property of Cast-in-place Concrete Building Floor greatly.

Feature of the present invention also is to be provided with in the enclosed cavity of described cavity former component at least one in stiffening rib, bracing boom, the reinforcing rib, perhaps there be in stiffening rib, the bracing boom at least one to expose outside the cavity former component, perhaps also have reinforce to expose on stiffening rib, the bracing boom.Like this, after cavity former component is applied in the cast-in-situ concrete hollow floor, stiffening rib, bracing boom, reinforcing rib that is provided with in the cavity former component or the stiffening rib that exposes, bracing boom, can form the cast-in-place and prefabricated composite construction that combines with Cast-in-place concrete, optimize the inner stress system of Cast-in-place Concrete Building Floor.If also have reinforce to expose on it, then cavity former component and Cast-in-place concrete bonding is more firm, and the globality of superstructure is better.

Feature of the present invention also is to be provided with light material in the enclosed cavity of described cavity former component.Like this, improve the shock resistance of cavity former component greatly, reduced the breakage rate of product in the construction application process.Simultaneously, also make cavity former component have better sound insulation, heat insulation, heat-insulating property; Light material can be foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or haydite concrete etc., and the diversity of its light material kind is drawn materials when being convenient to produce nearby, helps reducing production costs.

Feature of the present invention is that also in described upper plate or the sidewall at least one is for dismountable movable part.Like this, can make things convenient for the situation of checking cavity former component inside at any time, also can perhaps, drench shower nozzle etc. simultaneously at any time at interior section or whole filling with light material of cavity former component as junction box, hydroelectric line, fire-fighting at inner other parts of installing of cavity former component.

Feature of the present invention also is described upper plate, at least one in the external surface of sidewall, bridging piece is corrugated, zigzag, plucking shape or exasperate external surface on every side.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, because of its surface is corrugated, zigzag, plucking shape or exasperate external surface, thereby prefabricated cavity former component and the adhesion stress between the Cast-in-place concrete were stronger, thereby, can improve the overall performance of superstructure greatly.

Feature of the present invention is that also described cavity former component is provided with align member.Align member can be draw ring, drag hook, iron wire, feet or other device.Like this, after cavity former component is applied in the cast-in-situ concrete hollow floor, can accurately locate cavity former component, prevent that phenomenons such as cavity former component floats, displacement from producing when building concrete, simultaneously, also can carry out spacingly, guarantee the pouring quality of superstructure effectively reinforcing bar.

Feature of the present invention is that also described cavity former component is provided with connector connected to one another between the cavity former component.Connector can be reinforcing bar, steel mesh reinforcement, steel wire, gauze wire cloth, angle steel, channel-section steel, L shaped steel, T-steel, cutting ferrule, bolt, male and female groove, socket component, indention, tongue, groove, bayonet socket, cutting ferrule, hole, embedded iron parts etc.Like this, after cavity former component is applied in the cast-in-situ concrete hollow floor, the connector that is provided with on the cavity former component can be controlled the distance between the cavity former component effectively, reliably, the width and the height of control Cast-in-place concrete rib, the pouring quality of assurance superstructure internal construction; Simultaneously, also help cavity former component connection location each other, accelerate speed of application.

Feature of the present invention is that also at least two above cavity former components are connected as one by bridging piece, constitutes the internal-rib die cavity between the cavity former component.Like this, after cavity former component was applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete entered in the internal-rib die cavity, had formed the Cast-in-place concrete internal-rib, had improved the mechanical property of superstructure; Simultaneously, cavity former component is connected as one by bridging piece, has constituted the hollow mould shell assembly, thereby, improved the efficiency of construction and the speed of application of superstructure greatly.

Feature of the present invention also is to be provided with in the described internal-rib die cavity fixed or movable support draw piece.The support draw piece can be rod member, rope, plate, muscle, silk, thin band, pier, piece etc.Like this, owing to be provided with the support draw piece, cavity former component in groups is when the carrying construction, because the support or the drawknot effect of support draw piece, significantly reduced the breakage rate of cavity former component in groups, in the time of in being applied to cast-in-situ concrete hollow floor, installation speed is fast, high efficiency can improve the speed of application of superstructure greatly.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 for going to the bottom, 4 is bridging piece, 5 is inner corner trim, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component are on every side gone to the bottom and 3 are stretched out for 2 times from sidewall on every side and to constitute bridging piece 4, and vertical corner is provided with inner corner trim 5 around its cavity former component.

Fig. 2 is the structural representation of the embodiment of the invention 2, and upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component are on every side gone to the bottom and 3 stretched out for 2 times from sidewall on every side and to constitute bridging piece 4, and vertical corner all is set to inner corner trim 5 around its cavity former component.

Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and the lateral corner place also is provided with inner corner trim 6 around its cavity former component.

Fig. 4 is the structural representation of the embodiment of the invention 4, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, the lateral corner place also is provided with inner corner trim 6, its described vertical inner corner trim 5 and the laterally orthogonal thereto each other or oblique setting of inner corner trim 6.

Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and it is gone to the bottom and 3 stretches out for 2 times from two adjacent ambient side walls and to constitute L shaped bridging piece.

Fig. 6 is the structural representation of the embodiment of the invention 6, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, its go to the bottom 3 for by template 7 with go to the bottom 3 superimposed the going to the bottom that constitute jointly.

Fig. 7 is the structural representation of the embodiment of the invention 7, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and its upper plate 1 is protruding bridging piece 4.

Fig. 8 is the structural representation of the embodiment of the invention 8, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, its upper plate 1, on every side sidewall 2, go to the bottom 3 and bridging piece 4 in be provided with reinforce 9, simultaneously, also have reinforce 9 to expose on the upper plate 1, diagram reinforce 9 is the metal foil band.

Fig. 9 is the structural representation of the embodiment of the invention 9, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and the horizontal profile of its cavity former component is shaped as polygon.

Figure 10 is the structural representation of the embodiment of the invention 10, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, also is provided with pit 12, hole 13, boss module 14 and external corner 16 on its cavity former component simultaneously.

Figure 11 is the structural representation of the embodiment of the invention 11, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, also is provided with groove 10, chamfering 11 and raised line 15 on its cavity former component simultaneously.

Figure 12 is the structural representation of the embodiment of the invention 12, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, also be provided with stiffening rib 17, bracing boom 18 and reinforcing rib 19 in the enclosed cavity of its cavity former component simultaneously, simultaneously, stiffening rib 17 and bracing boom 18 have part to be exposed to outside the cavity former component, and also protruding on the stiffening rib that exposes have a reinforce 9.

Figure 13 is the structural representation of the embodiment of the invention 13, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, be filled with light material 20 in the enclosed cavity of its cavity former component, diagram light material 20 is an expanded perlite.

Figure 14 is the structural representation of the embodiment of the invention 14, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and its upper plate 1 is dismountable movable cover plate that fastens.

Figure 15 is the structural representation of the embodiment of the invention 15, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and its upper plate 1 and two opposite side walls 2 are corrugated external surface.

Figure 16 is the structural representation of the embodiment of the invention 16, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, also be provided with align member 21 on its cavity former component, illustrated position member 21 is for supporting locating piece.

Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, its cavity former component is provided with and is used for the connector 22 that cavity former component connects each other, and diagram connector 22 is the spigot-and-socket square tube.

Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, its a plurality of cavity former components are connected as one by bridging piece 4, constitute internal-rib die cavity 23 between the cavity former component.

Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, a plurality of cavity former components are connected as one by bridging piece 4, constitute internal-rib die cavity 23 between the cavity former component, be provided with support draw piece 24 in its internal-rib die cavity 23, diagram support draw piece 24 is the support idler arm.

(5) specific embodiment

The present invention is further illustrated below in conjunction with drawings and Examples.

The present invention as shown in drawings, comprise upper plate 1, on every side sidewall 2, go to the bottom 3, upper plate 1, on every side sidewall 2, going to the bottom 3 surrounds the polyhedron cavity former component, go to the bottom 3 around at least one sidewall 2 stretch out and constitute bridging piece 4, it is characterized in that being provided with inner corner trim 5 at least one vertical corner of cavity former component, at least one inner corner trim 5 is parallel with the stiffening rib 17 in the cavity.Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 for going to the bottom, 4 is bridging piece, 5 is inner corner trim, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component are on every side gone to the bottom and 3 are stretched out for 2 times from sidewall on every side and to constitute bridging piece 4, and vertical corner is provided with inner corner trim 5 around its cavity former component.As shown in figure 12, inner corner trim 5 is parallel with the stiffening rib 17 in the cavity.

Feature of the present invention is that also the both sides of inner corner trim 5 are parallel respectively with cross stiffening rib 17.As shown in figure 12, the both sides of inner corner trim 5 are parallel respectively with cross stiffening rib 17.

Feature of the present invention is that also the vertical corner all around of cavity former component all is set to inner corner trim 5.Fig. 2 is the structural representation of the embodiment of the invention 2, and upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component are on every side gone to the bottom and 3 stretched out for 2 times from sidewall on every side and to constitute bridging piece 4, and vertical corner all is set to inner corner trim 5 around its cavity former component.

Feature of the present invention is that also the lateral corner place all around of cavity former component is provided with inner corner trim 6.Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and the lateral corner place also is provided with inner corner trim 6 around its cavity former component.

Feature of the present invention also is described vertical inner corner trim 5 and laterally orthogonal thereto each other or oblique or grade separation or ring friendship setting of inner corner trim 6.Fig. 4 is the structural representation of the embodiment of the invention 4, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, the lateral corner place also is provided with inner corner trim 6, its described vertical inner corner trim 5 and the laterally orthogonal thereto each other or oblique setting of inner corner trim 6.

Feature of the present invention is that also described going to the bottom 3 stretch out bridging piece 4 from the adjacent both sides of sidewall 2 on every side and constitute L shaped bridging piece, perhaps goes to the bottom 3 all to stretch out the annular bridging piece in bridging piece 4 formation sides around sidewall 2 on every side.Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and it is gone to the bottom and 3 stretches out for 2 times from two adjacent ambient side walls and to constitute L shaped bridging piece.

Feature of the present invention also be to go to the bottom 3 with template 7 superimposed, constitute superimposed going to the bottom jointly.As shown in Figure 6, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component are on every side gone to the bottom and 3 are stretched out for 2 times from sidewall on every side and to constitute bridging piece 4, and vertical corner is provided with inner corner trim 5 around the cavity former component, its go to the bottom 3 with template 7 superimposed, constitute superimposed going to the bottom jointly.

Feature of the present invention also is described upper plate 1 or sidewall 2 or bridging piece 4 are provided with the carrying part 8 of convenient carrying on every side.Carrying part 8 is handle, suspension hook, suspension ring or other device.As shown in Figure 6, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and its bridging piece 4 is provided with the carrying part 8 of convenient carrying.

Feature of the present invention is that also at least one side of described upper plate 1 is extended with bridging piece 4.Fig. 7 is the structural representation of the embodiment of the invention 7, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and its upper plate 1 is protruding bridging piece 4.

Feature of the present invention also be described upper plate 1, on every side sidewall 2, go to the bottom 3, bridging piece 4 at least one in contain reinforce 9, perhaps have reinforce 9 to expose.Reinforce 9 is at least a in reinforcing bar, steel wire, presstressed reinforcing steel, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, strap, the braid over braid.Fig. 8 is the structural representation of the embodiment of the invention 8, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, its upper plate 1, on every side sidewall 2, go to the bottom 3 and bridging piece 4 in be provided with reinforce 9, simultaneously, also have reinforce 9 to expose on the upper plate 1, diagram reinforce 9 is the metal foil band.

Feature of the present invention also is have reinforce 9 to stretch into and be anchored in the described sidewall 2 go to the bottom 3 or bridging piece 4 in, go to the bottom 3 or bridging piece 4 in have reinforce 9 to stretch into and be anchored in the sidewall 2.As shown in Figure 8, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, have reinforce 9 to stretch into and be anchored in the bridging piece 4 in its described sidewall 2, diagram reinforce 9 is the metal foil band.

Feature of the present invention is that also the horizontal profile of described polyhedron cavity former component is shaped as rectangle, square, polygon, arc angle polygon, inner corner trim polygon, multi sphere limit shape, corrugated or circular.Fig. 9 is the structural representation of the embodiment of the invention 9, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and the horizontal profile of its cavity former component is shaped as polygon.

Feature of the present invention also is also to be provided with on the described cavity former component at least one in groove 10, chamfering 11, pit 12, hole 13, boss module 14, raised line 15, the external corner 16.Figure 10 is the structural representation of the embodiment of the invention 10, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, also is provided with pit 12, hole 13, boss module 14 and external corner 16 on its cavity former component simultaneously.Figure 11 is the structural representation of the embodiment of the invention 11, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, also is provided with groove 10, chamfering 11 and raised line 15 on its cavity former component simultaneously.

Feature of the present invention also is described inner corner trim 5,6, groove 10, chamfering 11, raised line 15 self or is parallel, quadrature, oblique or grade separation setting mutually.As shown in figure 11, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, the inner corner trim 5 that is provided with on its cavity former component, groove 10, chamfering 11, raised line 15 self or be parallel, quadrature, oblique or grade separation setting mutually.

Feature of the present invention also is to be provided with in the enclosed cavity of described cavity former component at least one in stiffening rib 17, bracing boom 18, the reinforcing rib 19, perhaps there be in stiffening rib 17, the bracing boom 18 at least one to expose outside the cavity former component, perhaps also have reinforce 9 to expose on stiffening rib 17, the bracing boom 18.Figure 12 is the structural representation of the embodiment of the invention 12, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, also be provided with stiffening rib 17, bracing boom 18 and reinforcing rib 19 in the enclosed cavity of its cavity former component simultaneously, simultaneously, stiffening rib 17 and bracing boom 18 have part to be exposed to outside the cavity former component, and also protruding on the stiffening rib that exposes have a reinforce 9.

Feature of the present invention also is to be provided with light material 20 in the enclosed cavity of described cavity former component.Figure 13 is the structural representation of the embodiment of the invention 13, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, be filled with light material 20 in the enclosed cavity of its cavity former component, diagram light material 20 is an expanded perlite.

Feature of the present invention is that also in described upper plate 1 or the sidewall 2 at least one is for dismountable movable part.Figure 14 is the structural representation of the embodiment of the invention 14, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and its upper plate 1 is dismountable movable cover plate that fastens.

Feature of the present invention also is described upper plate 1, at least one in the external surface of sidewall 2, bridging piece 4 is corrugated, zigzag, plucking shape or exasperate external surface on every side.Figure 15 is the structural representation of the embodiment of the invention 15, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, and its upper plate 1 and two opposite side walls 2 are corrugated external surface.

Feature of the present invention is that also described cavity former component is provided with align member 21.Figure 16 is the structural representation of the embodiment of the invention 16, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, also be provided with align member 21 on its cavity former component, illustrated position member 21 is for supporting locating piece.

Feature of the present invention is that also described cavity former component is provided with connector 22 connected to one another between the cavity former component.Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, its cavity former component is provided with and is used for the connector 22 that cavity former component connects each other, and diagram connector 22 is the spigot-and-socket square tube.

Feature of the present invention is that also at least two above cavity former components are connected as one by bridging piece 4, constitutes internal-rib die cavity 23 between the cavity former component.Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, its a plurality of cavity former components are connected as one by bridging piece 4, constitute internal-rib die cavity 23 between the cavity former component.

Feature of the present invention also is to be provided with in the described internal-rib die cavity 23 fixed or movable support draw piece 24.Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, vertical corner is provided with inner corner trim 5 around the cavity former component, a plurality of cavity former components are connected as one by bridging piece 4, constitute internal-rib die cavity 23 between the cavity former component, be provided with support draw piece 24 in its internal-rib die cavity 23, diagram support draw piece 24 is the support idler arm.

During the invention process, can adopt cement gel ramming material and fiberglass gridding cloth or gauze wire cloth, in mould, make one deck cementitious matter layer of glass grid cloth the more vertical corner with layer structure of the multilayer build-up of one deck cementitious matter be the cavity former component of the opening of inner corner trim 5, demoulding maintenance is to stipulating the length of time, promptly obtain the open cavity shuttering member, then, in following bottom die, make and go to the bottom 3, its slurry of 3 of going to the bottom can adopt cement mortar or cement concrete, also can place reinforces 9 such as reinforcing bar or gauze wire cloth in 3 going to the bottom, before the 3 slurry setting and hardens of going to the bottom, the opening edge of the open cavity shuttering member that makes in advance 3 is bonded to integral body with going to the bottom, the demoulding behind 3 setting and hardens of waiting to go to the bottom, maintenance are after stipulate the length of time, and promptly obtaining vertical corner is the cast-in-place concrete hollow-cavity mould component of vertical inner corner trim 5.

Claims (10)

1, a kind of cast-in-place concrete hollow-cavity mould component, comprise upper plate (1), sidewall (2), go to the bottom (3) on every side, upper plate (1), sidewall (2), go to the bottom (3) surround the polyhedron cavity former component on every side, (3) sidewall (2) around at least one of going to the bottom stretches out and constitutes bridging piece (4), it is characterized in that being provided with inner corner trim (5) at least one vertical corner of cavity former component, at least one inner corner trim (5) is parallel with the stiffening rib (17) in the cavity.

2, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that the both sides of inner corner trim (5) are parallel respectively with cross stiffening rib (17).

3, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that the vertical corner all around of cavity former component all is set to inner corner trim (5).

4, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that the lateral corner place all around of cavity former component is provided with inner corner trim (6).

5, a kind of cast-in-place concrete hollow-cavity mould component according to claim 4 is characterized in that described vertical inner corner trim (5) and laterally orthogonal thereto each other or oblique or grade separation or ring friendship setting of inner corner trim (6).

6, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1, it is characterized in that described going to the bottom (3) stretch out bridging piece (4) from the adjacent both sides of sidewall (2) on every side and constitute L shaped bridging piece, perhaps go to the bottom (3) all stretch out the annular bridging piece in bridging piece (4) formation side around sidewall (2) on every side.

7, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that superimposed go to the bottom of described going to the bottom (3) for being made of jointly template (7) and go to the bottom (3); Perhaps upper plate (1) or sidewall (2) or bridging piece (4) are provided with the carrying part (8) of convenient carrying on every side; Perhaps at least one side of upper plate (1) is extended with bridging piece (4); Perhaps upper plate (1), contain reinforce (9) at least one of sidewall (2), go to the bottom (3), bridging piece (4) on every side, perhaps have reinforce (9) to expose; Perhaps have reinforce (9) to stretch into and be anchored in the sidewall (2) to go to the bottom (3) or bridging piece (4) in, go to the bottom (3) or bridging piece (4) in have reinforce (9) to stretch into and be anchored in the sidewall (2); Perhaps the horizontal profile of polyhedron cavity former component is shaped as rectangle, square, polygon, arc angle polygon, inner corner trim polygon, multi sphere limit shape, corrugated or circular.

8,, it is characterized in that also being provided with on the described cavity former component at least one in groove (10), chamfering (11), pit (12), hole (13), boss module (14), raised line (15), the external corner (16) according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 7; Perhaps inner corner trim (5,6), groove (10), chamfering (11), raised line (15) self or be parallel, quadrature, oblique or grade separation setting mutually.

9, according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 7, it is characterized in that being provided with in the enclosed cavity of described cavity former component at least one in stiffening rib (17), bracing boom (18), the reinforcing rib (19), perhaps have in stiffening rib (17), the bracing boom (18) at least one to expose outside the cavity former component, perhaps stiffening rib (17), bracing boom (18) are gone up and are also had reinforce (9) to expose; Perhaps be provided with light material (20) in the enclosed cavity of cavity former component; Perhaps at least one in upper plate (1) or the sidewall (2) is dismountable movable part.

10,, it is characterized in that described upper plate (1), at least one in the external surface of sidewall (2), bridging piece (4) is corrugated, zigzag, plucking shape or exasperate external surface on every side according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 7; Perhaps cavity former component is provided with align member (21); Perhaps cavity former component is provided with connector connected to one another (22) between the cavity former component; Perhaps at least two above cavity former components are connected as one by bridging piece (4), constitute internal-rib die cavity (23) between the cavity former component; Perhaps be provided with fixed or movable support draw piece (24) in the internal-rib die cavity (23).

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